For faster navigation, this Iframe is preloading the Wikiwand page for 巨核细胞.

巨核细胞

巨核细胞
骨髓中的两个巨核细胞,以箭头表示。
巨核细胞
基本信息
位置骨髓
功能生产血小板
标识字符
拉丁文megakaryocytur
MeSHD008533
THH2.00.04.3.05003
FMAFMA:83555
显微解剖学术语英语Anatomical terms of microanatomy

巨核细胞(英语:Megakaryocyte,也称为大核细胞及单核巨细胞)是负责产生血液凝血细胞血小板)的一种骨髓细胞,血小板是正常血液的血块形成所必需的。通常情况下,一万个骨髓细胞就会有一个是巨核细胞,但在特定的疾病期间,这个数量会增加近十倍[1]。每个巨核细胞可产生大约2000~7000个血小板。

巨核细胞如何造血小板

巨核细胞的主要用途是造血小板。首先,发育了的巨核细胞细胞质中出现紫红色颗粒和血小板。[2]当血小板发育成熟后,它们一个个从胞浆脱离巨核细胞。最后,当血小板全部脱离后,巨核细胞只剩下一个细胞核,无法再造血小板了。 剩下细胞核(裸核)的巨核细胞最后会被巨噬细胞分解。[3]

参考文献

  1. ^ Branehog I, Ridell B, Swolin B, Weinfeld A. Megakaryocyte quantifications in relation to thrombokinetics in primary thrombocythaemia and allied diseases. Scand. J. Haematol. 1975, 15 (5): 321–332. PMID 1060175. doi:10.1111/j.1600-0609.1975.tb01087.x. 
  2. ^ Megakaryocyte and Platelet Production. (January 2013 原始内容 请检查|url=值 (帮助)存档于2013年6月6日). 
  3. ^ 存档副本. [2018-11-02]. (原始内容存档于2021-01-21). 

外部链接


{{bottomLinkPreText}} {{bottomLinkText}}
巨核细胞
Listen to this article

This browser is not supported by Wikiwand :(
Wikiwand requires a browser with modern capabilities in order to provide you with the best reading experience.
Please download and use one of the following browsers:

This article was just edited, click to reload
This article has been deleted on Wikipedia (Why?)

Back to homepage

Please click Add in the dialog above
Please click Allow in the top-left corner,
then click Install Now in the dialog
Please click Open in the download dialog,
then click Install
Please click the "Downloads" icon in the Safari toolbar, open the first download in the list,
then click Install
{{::$root.activation.text}}

Install Wikiwand

Install on Chrome Install on Firefox
Don't forget to rate us

Tell your friends about Wikiwand!

Gmail Facebook Twitter Link

Enjoying Wikiwand?

Tell your friends and spread the love:
Share on Gmail Share on Facebook Share on Twitter Share on Buffer

Our magic isn't perfect

You can help our automatic cover photo selection by reporting an unsuitable photo.

This photo is visually disturbing This photo is not a good choice

Thank you for helping!


Your input will affect cover photo selection, along with input from other users.

X

Get ready for Wikiwand 2.0 🎉! the new version arrives on September 1st! Don't want to wait?